.panel-file {
  min-height: 176px;
  .bd {
    min-height: 120px;
    border: 1px solid #999;
    border-radius: 4px;
    .i {
      width: calc(100% / 3);
      text-align: center;
      margin-bottom: 20px;
      margin-top: 20px;
      position: relative;
      img {
        width: 100px;
        height: 100px;
        border-radius: 4px;
        border: 1px solid #999;
      }
      &:hover {
        display: block;
      }
    }
  }
  .ft {
    margin-top: 20px;
    width: 100%;
    position: relative;
    input {
      position: absolute;
      width: 100%;
      height: 36px;
      z-index: 2;
      opacity: 0;
    }
    button {
      position: absolute;
      width: 100%;
      z-index: 1;
    }
  }
}
